A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5895-01-553-8730
NSN 6220-01-411-6542
NSN 6135-01-393-4746
NSN 5910-00-338-2661
NSN 5895-01-054-3799
NSN 5950-01-465-9260
NSN 5960-00-269-4762
NSN 5985-01-138-3578
NSN 6220-01-120-1682
NSN 5998-01-567-4733
NSN 5950-01-292-1130
NSN 7035-01-100-5973